Management

Mr. Steve Zhang has served as the CEO of 21Vianet from October, 2015. Prior to joining 21Vianet, Mr. Zhang served as the President and CEO of AsiaInfo, China's largest provider of IT solutions and services in the telecommunications industry, for nine years from 2005 to 2014. In 2012, Mr. Zhang was named one of the 25 hottest business leaders in Asia by Fortune Magazine. He also led AsiaInfo through a successful privatization process from the NASDAQ market. Mr. Zhang joined AsiaInfo in 1999 and held various senior level positions before becoming President and CEO. Prior to AsiaInfo, Mr. Zhang worked for ten years in various IT companies in Silicon Valley, including Sun Microsystems and Hyperion Solutions. Mr. Zhang received his master's degree in computer science from Rice University, his dottore's degree in information science from the University of Pisa, and his bachelor's degree in science from Tsinghua University.

Mr. Shiqi WangCo-CEO and President

Mr. Shiqi Wang has served as our Co-CEO and President since February 2018. Currently Mr. Wang serves as Vice President of TUS Digital Group, a subsidiary of TUS Holdings, and serves on the board of directors of Beijing CIC Technology Co., Ltd. (Ticker: 430109) and Guangzhou Tuwei Technology Co., Ltd. (Ticker: 833320). Mr. Wang has nearly 20 years of experience in the telecommunications industry, working at various renowned international companies, including 11 years with Ericsson, focusing primarily on strategy development and execution, corporate management, and equity investments. Mr. Wang received a bachelor's degree from Tsinghua University and an MBA from Peking University-Vlerick MBA Programme (BiMBA).

Ms. Sharon Xiao LiuChief Financial Officer

Ms. Sharon Xiao Liu has served as our Chief Financial Officer since January 2018. Previously, Ms. Liu served as the Company's vice president of finance, primarily responsible for finance-related matters in the Company's hosting and related services business. Ms. Liu joined 21Vianet in October 2010, and was previously responsible for pre- and post-IPO finance matters, investor relations, financial reporting, FP&A, and financial BP. Prior to joining 21Vianet, Ms. Liu was a manager at KPMG China in its audit division since 2003. Ms. Liu is a Certified Public Accountant (CPA) in the state of North Dakota. Ms. Liu received a dual Bachelor's degree in economics and law from Peking University.

Mr. Wing-Dar KerPresident of Microsoft Cloud Business Unit

Mr. Wing-Dar Ker has served as our president of Microsoft cloud business unit since October 2013. Prior to that, Mr. Ker was the general
manager of Microsoft's Customer Service and Support for the Asia Pacific and Greater China Region. Mr. Ker started his career with Microsoft as
the finance controller for the Greater China Region in August 1993, and held various managerial positions in Microsoft since then. Prior to joining
Microsoft, Mr. Ker was the manager and group head of the Business Systems Consulting group of Andersen Consulting (now known as
Accenture). Mr. Ker started his career in New York City where he served at several private companies for more than five years before joining
Accenture. Mr. Ker received his MBA degree from the Case Western Reserve University in Cleveland, Ohio, and his bachelor's degree of
economics from the National Taiwan University.

Mr. Jingping MaSenior Vice President

Mr. Jingping Ma has served as our senior vice president of 21Vianet’s Data Center Business Group since August 2015. Before that, Mr. Ma was the vice president and general manager of the group for the Beijing region from April 2014 to August 2015. Prior to joining us, Mr. Ma served in different management roles for several companies, including H2 Comm and ChinaCache. Before that, Mr. Ma worked in Cisco China from 1997 to 2007 and held various managerial positions focusing on sales and channel business. From 1994 to 1997, Mr. Ma was the product and channel manager for EDC China. From 1989 to 1994, Mr. Ma served as an engineer for Gudong Foshan No.8 Radio Factory. Mr. Ma graduated from Shanghai Jiaotong University in 1989, and received his EMBA degree at Tsinghua University in 2008.